Getting real client ip-address using java (if Apache redirection is used...)
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You can use , String ipAddress=request.getHeader("X-Forwarded-For");
if you have configured Apache redirection.
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If you will use request.getRemoteAddr(), it may return 127.0.0.1 if apache redirection has been configured at your deployment server.

If you are using eclipse id, then click on AVD Manager and then it will show you the list of installed as well as un-installed packages. Select Google api packages and click on install. Then you will not this problem. if it is still set java build path

overflow: auto => It will create a scrollbar - horizontal, vertical or both only if the content in the block
requires it.

overflow: scroll => It will will insert horizontal and vertical scrollbars. They will become active and shown
only if the content requires it.

overflow: visible => It will cause the content of the block to expand outside of it and be visible at the same time.

overflow: hidden => This forces the block to only show content that fits in the block. Remainng content will
be clipped and not visible to you. There will be no scrollbars.
For ex:<div class="scrolableDiv"....></div>

.line_seperator{ border-left: 2px solid #B1B1B1; height: 150px; margin-left: 150px; margin-top: -35px; width: 2px;}
Here border-left: will add a line.. Even you can use border-right, border-top and border-bottom and then you can arrange your the width of your div.